Question

PLZ HELP!!!! 25 POINTS!!!!!
What is the product? (8×102)⋅(2.5×102)
2 x 10^2
2 x 10^3
2 x 10^4
2 x 10^5

Answer 1

(8×2.5).10²=20.10²
=2.10³
=2×10^3